Meanwhile, relative analysis of factors affected fanning level of agricultural machinery was studied with the theory awl method of gray correlation degree, according to the relative statistic data of the years 2000 to 2004 in a region.

• 同时，依据某地区2000-2004年的相关统计数据，运用灰色关联分析原理和方法，对影响农机作业水平的因素进行了关联分析研究。